Deer Park, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deer Park, a community in Suffolk County, New York.
Tonight
53°F
Partly Cloudy then Patchy Fog
Patchy fog after midnight. Partly cloudy, with a low around 53. Southwest wind around 5 mph.
7-day forecast for Deer Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Partly Cloudy then Patchy Fog | 5 mph SW | 3% |
| Wednesday | 71°F | Patchy Fog then Sunny | 3 to 12 mph SW | 3% |
| Wednesday Night | 58°F | Partly Cloudy | 8 mph SW | 2% |
| Thursday | 70°F | Slight Chance Rain Showers | 6 to 12 mph S | 21% |
| Thursday Night | 60°F | Rain Showers | 6 to 10 mph SW | 82% |
| Friday | 68°F | Showers And Thunderstorms | 5 to 8 mph SW | 91% |
| Friday Night | 55°F | Showers And Thunderstorms | 6 mph W | 91% |
| Saturday | 65°F | Rain Showers Likely | 6 to 9 mph NW | 58% |
| Saturday Night | 44°F | Slight Chance Rain Showers | 8 mph NW | 18% |
| Sunday | 60°F | Slight Chance Rain Showers then Mostly Sunny | 9 mph W | 18% |
| Sunday Night | 41°F | Partly Cloudy | 6 to 9 mph W | 14% |
| Monday | 59°F | Chance Light Rain | 9 to 15 mph NW | 25% |
| Monday Night | 41°F | Chance Light Rain | 12 mph W | 25% |
| Tuesday | 60°F | Slight Chance Light Rain then Mostly Sunny | 13 to 16 mph W | 18% |
Forecast source: National Weather Service (api.weather.gov) for Deer Park (40.761, -73.322). Updated through the day.
Growing snapshot for Deer Park
Last spring frost
Apr 6
First fall frost
Nov 6
Growing season
213 days
Hardiness zone
7b
More local growing data for Deer Park: nearby ZIP 11729 weather · frost dates · planting calendar · New York frost dates
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Center Moriches
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Central Islip
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Climate data from the nearest NOAA station, Farmingdale Ap, Ny (5.1 mi from Deer Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.